Gibson meets w/ police over extortion claims

July 28, 2010 12:00:00 AM PDT

LOS ANGELES --

Mel Gibson has met with detectives to talk about his extortion claims against his ex-girlfriendAn L.A. County Sheriff's spokesman says the interview happened on Sunday. Gibson's lawyer has reportedly presented evidence that Oksana Grigorieva tried to extort money from the actor, in exchange for keeping those explosive tapes of Gibson's private.

The Sheriff's Department is also investigating claims by Grigorieva that Gibson hit her during a confrontation in January.